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Grade 302B
USA UNS S30215
Corresponding Standard ASTM A959-2004
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification Austenitic Stainless Steel
302B Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N
Minimum Value - 2 - - - 17 8 -
Maximum Value 0.15 3 2 0.045 0.03 19 10 0.1
Approximate Comparison Table
China Japan United States International Organization for Standardization European Standard
GB ISC JIS UNS ISO Numerical Grade Numerical Grade
12Cr18Ni9Si3
(1Cr18Ni9Si3) 		S30240 SUS302B S30215 X12CrNiSi18-9-3 4326-302-15-I (1.4326)
302B Corresponding Standards(Same grade name, different standards)
1 ASTM A959-2004
302B S30215
2 ASTM A276/A276M-2017
302B S30215
3 ASTM A473-2018
302B S30215
4 ASTM A167-1999(R2004)
302B S30215
5 ASTM A959-2019
302B S30215

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